citrine

Gem carvings vary widely in size, shape, and quality. You can find small, simple carvings with a glued-on bail for just a couple of dollars. Fine…

Our gemstone care guide covers many popular gems. Learn how best to maintain your gemstone jewelry and what kinds of stresses and cleaning methods…

What is Turkish purple jade? Learn about the qualities of this rare, beautiful, and versatile gemstone and see it transformed from rock to finished…

Gem carvings are judged on material, workmanship, and artistry. Learn how to apply these criteria to a piece with our step-by-step guide.

What kinds of gems can novice faceters cut to make a profit? Learn which gemstones make money reliably and which ones have limited potential.

How accurate are gem, mineral, and rock scanner identification apps? Our review covers the strengths and weaknesses of over 20 apps.

Those born in October are lucky to have two beautiful birthstones to choose from. Pink tourmaline is the modern birthstone and opal is the traditional…

Amethyst, the February birthstone, comes in beautiful purple colors and makes a durable jewelry stone. Learn more about this wonderful gem.

Emeralds from different sources can vary in quality. Learn how to identify emerald origins by analyzing the optical and physical properties of…